summaryrefslogtreecommitdiff
path: root/usrp/firmware/src/usrp2/eeprom_init.c
diff options
context:
space:
mode:
authorTom Rondeau2011-10-19 16:40:14 -0700
committerTom Rondeau2011-10-19 16:40:14 -0700
commiteb95f431badf197b249131a3119a92bd5317621b (patch)
tree645854a7e1e6cf57fcae56f196a5d828b913555e /usrp/firmware/src/usrp2/eeprom_init.c
parente30b824e9165bff69f09121631c3d5a706cbbd39 (diff)
downloadgnuradio-eb95f431badf197b249131a3119a92bd5317621b.tar.gz
gnuradio-eb95f431badf197b249131a3119a92bd5317621b.tar.bz2
gnuradio-eb95f431badf197b249131a3119a92bd5317621b.zip
Removed usrp(2) directories.
Diffstat (limited to 'usrp/firmware/src/usrp2/eeprom_init.c')
-rw-r--r--usrp/firmware/src/usrp2/eeprom_init.c116
1 files changed, 0 insertions, 116 deletions
diff --git a/usrp/firmware/src/usrp2/eeprom_init.c b/usrp/firmware/src/usrp2/eeprom_init.c
deleted file mode 100644
index a6f6cbe2d..000000000
--- a/usrp/firmware/src/usrp2/eeprom_init.c
+++ /dev/null
@@ -1,116 +0,0 @@
-/* -*- c++ -*- */
-/*
- * Copyright 2004 Free Software Foundation, Inc.
- *
- * This file is part of GNU Radio
- *
- * GNU Radio is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3, or (at your option)
- * any later version.
- *
- * GNU Radio is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with GNU Radio; see the file COPYING. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street,
- * Boston, MA 02110-1301, USA.
- */
-
-#include "usrp_common.h"
-#include "usrp_commands.h"
-#include "spi.h"
-
-/*
- * the host side fpga loader code pushes an MD5 hash of the bitstream
- * into hash1.
- */
-#define USRP_HASH_SIZE 16
-xdata at USRP_HASH_SLOT_0_ADDR unsigned char hash0[USRP_HASH_SIZE];
-
-
-#define enable_codecs() USRP_PA &= ~(bmPA_SEN_CODEC_A | bmPA_SEN_CODEC_B)
-#define disable_all() USRP_PA |= (bmPA_SEN_CODEC_A | bmPA_SEN_CODEC_B)
-
-static void
-write_byte_msb (unsigned char v);
-
-void
-write_both_9862s (unsigned char header_lo, unsigned char v)
-{
- enable_codecs ();
-
- write_byte_msb (header_lo);
- write_byte_msb (v);
-
- disable_all ();
-}
-
-// ----------------------------------------------------------------
-
-static void
-write_byte_msb (unsigned char v)
-{
- unsigned char n = 8;
- do {
- v = (v << 1) | (v >> 7); // rotate left (MSB into bottom bit)
- bitS_OUT = v & 0x1;
- bitS_CLK = 1;
- bitS_CLK = 0;
- } while (--n != 0);
-}
-
-// ----------------------------------------------------------------
-
-#define REG_RX_PWR_DN 1
-#define REG_TX_PWR_DN 8
-#define REG_TX_MODULATOR 20
-
-void eeprom_init (void)
-{
- unsigned short counter;
- unsigned char i;
-
- // configure IO ports (B and D are used by GPIF)
-
- IOA = bmPORT_A_INITIAL; // Port A initial state
- OEA = bmPORT_A_OUTPUTS; // Port A direction register
-
- IOC = bmPORT_C_INITIAL; // Port C initial state
- OEC = bmPORT_C_OUTPUTS; // Port C direction register
-
- IOE = bmPORT_E_INITIAL; // Port E initial state
- OEE = bmPORT_E_OUTPUTS; // Port E direction register
-
- EP0BCH = 0; SYNCDELAY;
-
- // USBCS &= ~bmRENUM; // chip firmware handles commands
- USBCS = 0; // chip firmware handles commands
-
- USRP_PC &= ~bmPC_nRESET; // active low reset
- USRP_PC |= bmPC_nRESET;
-
- // init_spi ();
- bitS_OUT = 0; /* idle state has CLK = 0 */
-
- write_both_9862s (REG_RX_PWR_DN, 0x01);
- write_both_9862s (REG_TX_PWR_DN, 0x0f); // pwr dn digital and analog_both
- write_both_9862s (REG_TX_MODULATOR, 0x00); // coarse & fine modulators disabled
-
- // zero firmware hash slot
- i = 0;
- do {
- hash0[i] = 0;
- i++;
- } while (i != USRP_HASH_SIZE);
-
- counter = 0;
- while (1){
- counter++;
- if (counter & 0x8000)
- IOC ^= bmPC_LED0;
- }
-}